On regular, Ceylon black tea contains 50mg of caffeine for each cup, with variants of Ceylon becoming better or reduced. Whilst other kinds of black tea average 47mg of caffeine per cup. Ceylon addresses many different teas that change in caffeine ranges. Green is 35mg, White is 6mg and https://boaba52700.bluxeblog.com/62995864/the-5-second-trick-for-does-ito-en-jasmine-green-tea-have-caffeine